RRSIG records not consistent
Authoritative servers are returning different records.
- This likely indicates a DNS server configuration issue.
- Records may not have propagated among authoritative servers yet.
DNS server
TTL
Time To Live
The amount of time a DNS record is cached for.
Records returned by these servers
The official source of information for this domain,
managed by the owner of upenn.edu .
managed by the owner of upenn.edu .
adns4.upenn.edu
208.94.148.32
The official source of information for this domain,
managed by the owner of upenn.edu .
managed by the owner of upenn.edu .
adns5.upenn.edu
208.80.124.32
The official source of information for this domain,
managed by the owner of upenn.edu .
managed by the owner of upenn.edu .
adns6.upenn.edu
208.80.126.32
India
172.232.76.111
Netherlands
185.140.209.224
Brazil
200.231.34.18
Australia
203.22.100.10
South Africa
41.23.114.113
Ukraine
91.239.232.181
2606:4700:4700::1001
8.8.8.8
A 13 4 86400 20260416210055 20260317204816 53469 upenn.edu. VtFewmGw+uROMb8PyNCLrWzyEkSFBxvokpTPY4/Z4/CVrKl/pwZcSHQBIS7zYnOkCjDfVBDi5zKqHbmY0RXlaA==
The official source of information for this domain,
managed by the owner of upenn.edu .
managed by the owner of upenn.edu .
adns1.nnn.upenn.edu
128.91.2.53
The official source of information for this domain,
managed by the owner of upenn.edu .
managed by the owner of upenn.edu .
adns2.nnn.upenn.edu
128.91.254.53
The official source of information for this domain,
managed by the owner of upenn.edu .
managed by the owner of upenn.edu .
adns3.nnn.upenn.edu
128.91.251.53
The official source of information for this domain,
managed by the owner of upenn.edu .
managed by the owner of upenn.edu .
dns1.udel.edu
128.175.13.16
The official source of information for this domain,
managed by the owner of upenn.edu .
managed by the owner of upenn.edu .
dns2.udel.edu
128.175.13.17
2a10:50c0::ad2:ff
NextDNS
45.90.30.66
NSEC 13 4 600 20260407152112 20260308151835 53469 upenn.edu. 141vEb6AWsjAOop/j6fAgra3cUCPmCKrwTYSD9tGpU2oQa+MEqPpyV0g40qRy7xEGJru0+Evj+vuatFjIVw3ug==
AAAA 13 4 86400 20260416205655 20260317205545 53469 upenn.edu. JK7po/TRq98XyK3o/l/Iah9rAhjptJImypcQzygYYqNCurwJwBbUAr+EFfLLQbEm+34LQnm5M+4AYX3HnNrTBg==
A 13 4 86400 20260416210055 20260317204816 53469 upenn.edu. VtFewmGw+uROMb8PyNCLrWzyEkSFBxvokpTPY4/Z4/CVrKl/pwZcSHQBIS7zYnOkCjDfVBDi5zKqHbmY0RXlaA==
SSHFP 13 4 86400 20260413192241 20260314185852 53469 upenn.edu. yUUUimM26Y1z5c1aEEr96j3bGVXchDq04IZzIXopxSOL3QiVww27y0PbHTzXyjH36BaytWuRPwNfCEbJX/55tg==
United States of America
208.93.196.147
Russia
217.26.29.42
Canada
66.70.164.12
185.228.168.168
OpenDns
208.67.220.220
9.9.9.9
No RRSIG records found